SONOFF SNZB-02WD IP65 Zigbee LCD Smart Temperature and Humidity Sensor The SONOFF SNZB-02WD is an IP65-certified Zigbee 3.0 temperature and humidity sensor with a 2.2-inch LCD display for real-time monitoring indoors and in humid environments. Its advanced, waterproof housing and breathable membrane ensure stable performance in humid, foggy, or outdoor areas. Swiss precision delivers an accuracy of ±0.2 °C and ±2% relative humidity. Ideal for bedrooms, greenhouses, kitchens, and bathrooms. Seamless integration with SONOFF iHost, NSPanel Pro, ZBBridge-P/U, ZBDongle-E/P, and other Zigbee ecosystems enables climate control automation and access to historical data via the eWeLink app. 2.2-inch LCD screen display Easily monitor temperature and humidity in real time on the clear 2.2-inch LCD screen. Advanced waterproof design Encased in an IP65-rated housing with a waterproof, breathable inner membrane that ensures reliable operation even in humid or foggy conditions. High-Precision Measurements Provides precise readings with a temperature accuracy of ±0.2 °C and a relative humidity accuracy of ±2% for stable and reliable monitoring. IP65 Water Resistance Rating Ensures consistent performance in humid and splash-prone environments. Zigbee 3.0-Compatible Supports Zigbee 3.0 hubs, including SONOFF iHost, NSPanel Pro, ZBBridge-P, ZBBridge-U, ZBDongle-E, and ZBDongle-P.